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NOS Week 1
Vocabulary
Term | Definition |
---|---|
science | the investigation and exploration of natural events and of the new information that results from those investigations |
inference | a logical explanation of an observation that is drawn from prior knowledge or experience |
observation | using one or more of your senses to gather information and take note of what occurs |
hypothesis | possible explanation about an observation that can be tested by scientific investigation` |
prediction | a statement of what will happen next in a sequence of events |
technology | the practical use of scientific knowledge, especially for industrial or commercial use |
scientific theory | an explanation of observations or events based on knowledge gained from many observations and investigations |
scientific law | describes a pattern or an event in nature that is always true |
critical thinking | comparing what you already know with the information you are given in order to decide whether you agree with it |
description | a spoken or written summary of observations |
explanation | an interpretation of observations |
international system of units (SI) | an internationally accepted system for measurement |
accuracy | a description of how close a measurement is to an accepted or true value |
precision | a description of how similar or close measurements are to each other |
significant digits | the number of digits in a measurement that are known with a certain degree of reliability |
variable | any factor in an experiment that can have more than one value |
dependent variable | the factor measured or observed during an experiment |
independent variable | the factor that you want to test. changed by the investigation to observe how it affects a dependent variable |
constants | are the factors in an experiment that remain the same |